/Engine/Source/Runtime/Engine/Classes/PhysicsEngine/BodyInstance.h
Initialise a single rigid body (thisFBodyInstance) for the given body setup
void InitBody ( [UBodySetup](API\Runtime\Engine\PhysicsEngine\UBodySetup) * Setup, const FTransform & Transform, [UPrimitiveComponent](API\Runtime\Engine\Components\UPrimitiveComponent) * PrimComp, FPhysScene * InRBScene, const [FInitBodySpawnParams](API\Runtime\Engine\PhysicsEngine\FInitBodySpawnParams) & SpawnParams )